--- loncom/lonnet/perl/lonnet.pm	2004/10/12 20:51:54	1.551
+++ loncom/lonnet/perl/lonnet.pm	2004/10/26 17:20:09	1.554
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.551 2004/10/12 20:51:54 albertel Exp $
+# $Id: lonnet.pm,v 1.554 2004/10/26 17:20:09 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -461,7 +461,7 @@ sub overloaderror {
     if ($overload>0) {
 	$r->err_headers_out->{'Retry-After'}=$overload;
         $r->log_error('Overload of '.$overload.' on '.$checkserver);
-        return 409;
+        return 413;
     }    
     return '';
 }
@@ -853,7 +853,7 @@ sub getsection {
 }
 
 
-my $disk_caching_disabled=0;
+my $disk_caching_disabled=1;
 
 sub devalidate_cache {
     my ($cache,$id,$name) = @_;
@@ -1873,6 +1873,7 @@ sub devalidate {
         # - the student level sheet of this user in course's homespace
         # - the assessment level sheet for this resource 
         #   for this user in user's homespace
+	# - current conditional state info
 	my $key=$uname.':'.$udom.':';
         my $status=
 	    &del('nohist_calculatedsheets',
@@ -1887,6 +1888,7 @@ sub devalidate {
                     $uname.' at '.$udom.' for '.
 		    $symb.': '.$status);
         }
+	&delenv('user.state.'.$cid);
     }
 }
 
@@ -3056,6 +3058,9 @@ sub allowed {
             return ''; 
          }
       }
+      if (!defined($ENV{'user.state.'.$ENV{'request.course.id'}})) {
+	  &Apache::lonuserstate::evalstate();
+      }
       if (&condval($statecond)) {
 	 return '2';
       } else {
@@ -5091,13 +5096,15 @@ sub repcopy_userfile {
 
 sub tokenwrapper {
     my $uri=shift;
-    $uri=~s/^http\:\/\/([^\/]+)//;
-    $uri=~s/^\///;
+    $uri=~s|^http\://([^/]+)||;
+    $uri=~s|^/||;
     $ENV{'user.environment'}=~/\/([^\/]+)\.id/;
     my $token=$1;
-    if ($uri=~/^uploaded\/([^\/]+)\/([^\/]+)\/([^\/]+)(\?\.*)*$/) {
-        &appenv('userfile.'.$1.'/'.$2.'/'.$3 => $ENV{'request.course.id'});
-        return 'http://'.$hostname{ &homeserver($2,$1)}.'/'.$uri.
+    my (undef,$udom,$uname,$file)=split('/',$uri,4);
+    if ($udom && $uname && $file) {
+	$file=~s|(\?\.*)*$||;
+        &appenv("userfile.$udom/$uname/$file" => $ENV{'request.course.id'});
+        return 'http://'.$hostname{ &homeserver($uname,$udom)}.'/'.$uri.
                (($uri=~/\?/)?'&':'?').'token='.$token.
                                '&tokenissued='.$perlvar{'lonHostID'};
     } else {